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A013379 Expansion of e.g.f.: exp(sin(x)-tanh(x))=1+1/3!*x^3-15/5!*x^5+10/6!*x^6+271/7!*x^7... 0
1, 0, 0, 1, 0, -15, 10, 271, -840, -7655, 60870, 284491, -4949780, -9609795, 484684330, -382526689, -57168678320, 229639178065, 7957246947790, -65098408980269, -1270811040444460, 17837435546853925 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,6

LINKS

Table of n, a(n) for n=0..21.

MATHEMATICA

With[{nn=30}, CoefficientList[Series[Exp[Sin[x]-Tanh[x]], {x, 0, nn}], x] Range[0, nn]!] (* Harvey P. Dale, Aug 19 2019 *)

CROSSREFS

Sequence in context: A040212 A299316 A321419 * A013449 A013461 A013430

Adjacent sequences:  A013376 A013377 A013378 * A013380 A013381 A013382

KEYWORD

sign

AUTHOR

Patrick Demichel (patrick.demichel(AT)hp.com)

EXTENSIONS

Definition clarified by Harvey P. Dale, Aug 19 2019

STATUS

approved

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Last modified January 25 10:19 EST 2022. Contains 350565 sequences. (Running on oeis4.)